Master Mechanic 120642 Silver & Deming Black Oxide Drill Bit, 7/8" x 6-1/2" N/A When subjected to 312 hours

When subjected to 312 hours of salt fog spray testing (BHMA A138

Flush Mount

Specialty stretch film

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ideal for cross-grain planing

Master Mechanic 120642 Silver & Deming Black Oxide Drill Bit, 7/8" x 6-1/2" N/A When subjected to 312 hoursMade of high speed steel. Black oxide surface finish improves chip flow and increases abrasion resistance. Recommended for drilling wood, plastic and soft metals. Used in machine shops using screw machines or where the maximum chuck capacity is 1 2". Carded. Master Mechanic Size: 7 8" x 6 1 2" Silver and deming High speed steel Black oxide titanium drill bit Jobber length 1 2" reduced shank 3 1 8" flute length Black oxide surface finish improves chip